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SCI 155 Chap 9b
Test Description: This game reviews topics covered in Chapter 9 of your text.
Instructions: Answer all questions to get your test result.
1) What type of bonding occurs when atoms share electrons?
A
metallic
B
covalent
C
hydrogen
D
ionic
2) When 2 pairs of electrons are shared by 2 atoms this is a
A
quadruple bond
B
triple bond
C
double bond
D
single bond
3) Oxidation is the * of electrons and reduction is the * of electrons.
A
gain, loss
B
loss, gain
4) Is Na2O a 'correct' formula?
A
yes
B
no
5) Is this equation balanced? 2 CO = C + O2
A
yes
B
no
6) Mixtures can be separated * and compounds can be separated *.
A
chemically, physically
B
physically, chemically
C
chemically, chemically
D
physically, physically
7) An ionic compound forms between * and a covalent compound forms between *.
A
a metal and a nonmetal, a metal and a nonmetal
B
2 metals, 2 nonmetals
C
2 nonmetals, 2 metals
D
a metal and a nonmetal, 2 nonmetals
8) How many oxygen atoms are in Ca(OH)2?
A
4
B
2
C
3
D
1
9) Metals tend to * electrons and form *.
A
lose, cations
B
gain, anions
C
gain, cations
D
lose, anions
10) Nonmetals tend to * electrons and form *.
A
lose, anions
B
gain, anions
C
gain, cations
D
lose, cations
*select an answer for all questions
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